diff options
| -rw-r--r-- | ChangeLog | 3 | ||||
| -rw-r--r-- | nptl/tst-robust7.c | 195 | ||||
| -rw-r--r-- | stdio-common/tstdiomisc.c | 21 |
3 files changed, 214 insertions, 5 deletions
@@ -1,5 +1,8 @@ 2005-12-27 Ulrich Drepper <drepper@redhat.com> + * stdio-common/tstdiomisc.c: If FLT_EVEL_METHOD is 2 use long + double math to generate NaN results. + * sysdeps/unix/sysv/linux/sparc/bits/errno.h: Define EOWNERDEAD and ENOTRECOVERABLE if not already defined. * sysdeps/unix/sysv/linux/alpha/bits/errno.h: Likewise. diff --git a/nptl/tst-robust7.c b/nptl/tst-robust7.c new file mode 100644 index 0000000000..2c5acb44ce --- /dev/null +++ b/nptl/tst-robust7.c @@ -0,0 +1,195 @@ +/* Copyright (C) 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2005. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <errno.h> +#include <pthread.h> +#include <stdbool.h> +#include <stdio.h> + + +static pthread_barrier_t b; +static pthread_cond_t c = PTHREAD_COND_INITIALIZER; +static pthread_mutex_t m; +static bool first = true; + + +static void * +tf (void *arg) +{ + long int n = (long int) arg; + + if (pthread_mutex_lock (&m) != 0) + { + printf ("thread %ld: mutex_lock failed\n", n + 1); + exit (1); + } + + int e = pthread_barrier_wait (&b); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + printf ("thread %ld: barrier_wait failed\n", n + 1); + exit (1); + } + + e = pthread_cond_wait (&c, &m); + if (first) + { + if (e != 0) + { + printf ("thread %ld: cond_wait failed\n", n + 1); + exit (1); + } + first = false; + } + else + { + if (e != EOWNERDEAD) + { + printf ("thread %ld: cond_wait did not return EOWNERDEAD\n", n + 1); + exit (1); + } + } + + if (pthread_cancel (pthread_self ()) != 0) + { + printf ("thread %ld: cancel failed\n", n + 1); + exit (1); + } + + pthread_testcancel (); + + printf ("thread %ld: testcancel returned\n", n + 1); + exit (1); +} + + +static int +do_test (void) +{ + pthread_mutexattr_t a; + if (pthread_mutexattr_init (&a) != 0) + { + puts ("mutexattr_init failed"); + return 1; + } + + if (pthread_mutexattr_setrobust_np (&a, PTHREAD_MUTEX_ROBUST_NP) != 0) + { + puts ("mutexattr_setrobust failed"); + return 1; + } + + if (pthread_mutex_init (&m, &a) != 0) + { + puts ("mutex_init failed"); + return 1; + } + + if (pthread_mutexattr_destroy (&a) != 0) + { + puts ("mutexattr_destroy failed"); + return 1; + } + + if (pthread_barrier_init (&b, NULL, 2) != 0) + { + puts ("barrier_init failed"); + return 1; + } + +#define N 5 + pthread_t th[N]; + for (long int n = 0; n < N; ++n) + { + if (pthread_create (&th[n], NULL, tf, (void *) n) != 0) + { + printf ("pthread_create loop %ld failed\n", n + 1); + return 1; + } + + int e = pthread_barrier_wait (&b); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + printf ("parent: barrier_wait failed in round %ld\n", n + 1); + return 1; + } + } + + if (pthread_mutex_lock (&m) != 0) + { + puts ("parent: mutex_lock failed"); + return 1; + } + + if (pthread_mutex_unlock (&m) != 0) + { + puts ("parent: mutex_unlock failed"); + return 1; + } + + if (pthread_cond_broadcast (&c) != 0) + { + puts ("cond_broadcast failed"); + return 1; + } + + for (int n = 0; n < N; ++n) + { + void *res; + if (pthread_join (th[n], &res) != 0) + { + printf ("join round %d failed\n", n + 1); + return 1; + } + if (res != PTHREAD_CANCELED) + { + printf ("thread %d not canceled\n", n + 1); + return 1; + } + } + + int e = pthread_mutex_lock (&m); + if (e == 0) + { + puts ("parent: 2nd mutex_lock succeeded"); + return 1; + } + if (e != EOWNERDEAD) + { + puts ("parent: mutex_lock did not return EOWNERDEAD"); + return 1; + } + + if (pthread_mutex_unlock (&m) != 0) + { + puts ("parent: 2nd mutex_unlock failed"); + return 1; + } + + if (pthread_mutex_destroy (&m) != 0) + { + puts ("mutex_destroy failed"); + return 1; + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/stdio-common/tstdiomisc.c b/stdio-common/tstdiomisc.c index 452a21f9cb..9aade2b1a7 100644 --- a/stdio-common/tstdiomisc.c +++ b/stdio-common/tstdiomisc.c @@ -46,6 +46,16 @@ t2 (void) return result; } +#if FLT_EVAL_METHOD == 2 +volatile long double dbl_max = LDBL_MAX; +# define FLT_FLT_FMT "%Lf %LF" +# define FLT_FLT_WFMT L"%Lf %LF" +#else +volatile double dbl_max = DBL_MAX; +# define FLT_FLT_FMT "%f %F" +# define FLT_FLT_WFMT L"%f %F" +#endif + static int F (void) { @@ -53,8 +63,9 @@ F (void) wchar_t wbuf[10]; int result; - snprintf (buf, sizeof buf, "%f %F", DBL_MAX * DBL_MAX - DBL_MAX * DBL_MAX, - DBL_MAX * DBL_MAX - DBL_MAX * DBL_MAX); + snprintf (buf, sizeof buf, FLT_FLT_FMT, + dbl_max * dbl_max - dbl_max * dbl_max, + dbl_max * dbl_max - dbl_max * dbl_max); result = strcmp (buf, "nan NAN") != 0; printf ("expected \"nan NAN\", got \"%s\"\n", buf); @@ -62,9 +73,9 @@ F (void) result |= strcmp (buf, "inf INF") != 0; printf ("expected \"inf INF\", got \"%s\"\n", buf); - swprintf (wbuf, sizeof wbuf / sizeof (wbuf[0]), L"%f %F", - DBL_MAX * DBL_MAX - DBL_MAX * DBL_MAX, - DBL_MAX * DBL_MAX - DBL_MAX * DBL_MAX); + swprintf (wbuf, sizeof wbuf / sizeof (wbuf[0]), FLT_FLT_WFMT, + dbl_max * dbl_max - dbl_max * dbl_max, + dbl_max * dbl_max - dbl_max * dbl_max); result |= wcscmp (wbuf, L"nan NAN") != 0; printf ("expected L\"nan NAN\", got L\"%S\"\n", wbuf); |